Advertisements
Advertisements
प्रश्न
State whether true or false. If false, correct the statement.
Group 17 elements are named as Halogens.
पर्याय
True
False
Advertisements
उत्तर
Group 17 elements are named as Halogens- True
APPEARS IN
संबंधित प्रश्न
Write the name from the description.
Nonmetals in the third period.
Write a short note on the following type of element –
inner transition elements
Write a short note on the following type of element –
normal elements
Name or state following with reference to the element of the first three periods of the periodic table.
The periods which contain the inner transition elements.
Statement: Elements in a group generally possess similar properties but elements along a period have different properties.
Reason: The difference in electronic configuration makes the element differ in their chemical properties along a period.
______ block element is placed at the bottom of the periodic table.
What are the p-block elements
Assertion (A): Noble gases are chemically inert in nature.
Reason (R): Noble gases have stable electronic structures.
Write the answer to the questions with reference to the periodic table.
- What do (A), (B), (C), and (D) represent? [1]
- Elements are arranged in increasing order of their ______. [1]
- Write the electronic configuration of the first four elements in Group I. [1]
- What change in atomic radius is observed in moving from left to right in a Period? [1]
- Give a reason for (d). [1]
Answer the following questions related to the modern periodic table.
How are elements placed around the zig-zag line in the p-block of the periodic table?
